[INFO] fetching crate dorset 0.1.0...
[INFO] checking dorset-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate dorset 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dorset 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dorset 0.1.0
[INFO] finished tweaking crates.io crate dorset 0.1.0
[INFO] tweaked toml for crates.io crate dorset 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 324c86389b2dbe820c993d23a249533e63966095c0867c58d5061ac1302644f0
[INFO] running `"docker" "start" "-a" "324c86389b2dbe820c993d23a249533e63966095c0867c58d5061ac1302644f0"`
[INFO] [stderr]     Checking typed-arena v1.6.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking float-cmp v0.3.0
[INFO] [stderr]     Checking dorset v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/vari.rs:23:19
[INFO] [stderr]    |
[INFO] [stderr] 23 |     chain_op: Box<Fn(&Vari)>,
[INFO] [stderr]    |                   ^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vari)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/vari.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |         op: Box<Fn(&Vari)>,
[INFO] [stderr]    |                 ^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vari)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/chainable.rs:14:25
[INFO] [stderr]    |
[INFO] [stderr] 14 |     var_stack_: Vec<Box<Chainable + 'a>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Chainable + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/chainable.rs:21:35
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn new(var_stack: Vec<Box<Chainable + 'a>>) -> ChainableStackStorage<'a> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Chainable + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/chainable.rs:27:40
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn stack(&'a self) -> &Vec<Box<Chainable + 'a>> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Chainable + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/vari.rs:23:19
[INFO] [stderr]    |
[INFO] [stderr] 23 |     chain_op: Box<Fn(&Vari)>,
[INFO] [stderr]    |                   ^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vari)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/vari.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |         op: Box<Fn(&Vari)>,
[INFO] [stderr]    |                 ^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vari)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/chainable.rs:14:25
[INFO] [stderr]    |
[INFO] [stderr] 14 |     var_stack_: Vec<Box<Chainable + 'a>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Chainable + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/chainable.rs:21:35
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn new(var_stack: Vec<Box<Chainable + 'a>>) -> ChainableStackStorage<'a> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Chainable + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/chainable.rs:27:40
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn stack(&'a self) -> &Vec<Box<Chainable + 'a>> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Chainable + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `"docker" "inspect" "324c86389b2dbe820c993d23a249533e63966095c0867c58d5061ac1302644f0"`
[INFO] running `"docker" "rm" "-f" "324c86389b2dbe820c993d23a249533e63966095c0867c58d5061ac1302644f0"`
[INFO] [stdout] 324c86389b2dbe820c993d23a249533e63966095c0867c58d5061ac1302644f0